Ton That Vinh

• Username: 4★tonthatvinh
• Country:  Vietnam
• Student/Professional:Student
• Institution:Ho Chi Minh City University of Science Vietnam
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 18

Current Ratings Graph Old Ratings Graph

1961 (+14)RatingProvisional
Rating i Provisional Rating, click to know more

January Long Challenge 2016(2016-01-11 15:00:00)

Global Rank:   445

Cheated in:   

Ratings System Update

(2016-01-11 15:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1961 (+39)RatingProvisional
Rating i Provisional Rating, click to know more

January Long Challenge 2016(2022-12-20 00:00:00)

Global Rank:   445

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (18)

December Challenge 2013

Rectangular Queries, Magic Pairs

April Challenge 2014

Chef and Digits, Farmer Feb, Shortest Path in Binary Trees

June Challenge 2014

Chef and Digit Jumps, Chef and Subarray, Guessing Game

July Challenge 2014

Garden Game, Chef and Frogs, Count Substrings, Reach The Point

August Challenge 2014

Chef and Reversing, The Leaking Robot, Chef and Gift

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Distinct Characters Subsequence

February Challenge 2015

Chef and Chain, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

March Challenge 2015

Count Substrings, Chef and Notebooks, Matrix

April Challenge 2015

Count Sequences, Chef and Interview, Broken Telephone, Inversion sorting, Chef and Piano Scales

May Challenge 2015

Chef and Cake, Chef and new recipe, Set Difference , Devu and binary String, Chef and Prime Divisors

June Challenge 2015

Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Chef and String

July Challenge 2015

MasterChef, Chef and Cube, Na2a and lucky stone, Bread, Sereja and Game 2

September Challenge 2015

Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix, Lighthouses

October Challenge 2015

Time measure, Rupsa and Equilateral Triangle, Spheres, Who dares to be a millionaire, Count Subarrays

November Challenge 2015

Eugene and function, Simple Sum, Chef and cakes

December Challenge 2015

Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters

January Long Challenge 2016

Sereja and Salesman, Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume

Total Problems Solved: 99